[californiadisasters] Red Flag Warnings - Bay Area (10/31/11-PM)

...RED FLAG WARNING IN EFFECT FOR THE NORTH AND EAST BAY HILLS
FROM 6 AM TUESDAY MORNING THROUGH 6 AM WEDNESDAY MORNING...

.AN UPPER LEVEL TROUGH WILL DIG INTO THE GREAT BASIN TONIGHT INTO
EARLY TUESDAY. IN THE WAKE OF THIS TROUGH A SURFACE HIGH WILL
 RAPIDLY BUILD OVER THE PACIFIC NORTHWEST AND NORTHERN NEVADA.
THIS WILL RESULT IN MODERATE TO STRONG NORTH TO NORTHEAST WINDS
OVER THE NORTH AND EAST BAY HILLS FROM TUESDAY MORNING THROUGH
WEDNESDAY MORNING. AT THE SAME TIME...MUCH DRIER AIR WILL MOVE
 INTO THE AREA...RESULTING IN VERY POOR TO NO RELATIVE HUMIDITY
RECOVERIES TUESDAY NIGHT ACROSS THE HILLS OF THE NORTH AND EAST
BAY. WINDS ARE FORECAST TO RAPIDLY DIMINISH AFTER SUNRISE
WEDNESDAY AS ONSHORE FLOW RETURNS.
 
CAZ507-511-011300-
/O.CON.KMTR.FW.W.0004.111101T1300Z-111102T1300Z/
NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE-
217 PM PDT MON OCT 31 2011

...RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM
 PDT WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR THE NORTH
AND EAST BAY HILLS...

A RED FLAG WARNING REMAINS IN EFFECT FROM 6 AM TUESDAY TO 6 AM
PDT WEDNESDAY.

* AFFECTED AREA...THE NORTH AND EAST BAY HILLS ABOVE 1000 FEET.
   THE STRONGEST WINDS WILL INITIALLY ARRIVE IN THE NAPA COUNTY
  HILLS BY EARLY TUESDAY AND THEN SPREAD INTO THE EAST BAY HILLS
  DURING THE DAY TUESDAY. BY LATER TUESDAY AFTERNOON AND EVENING
  THE OFFSHORE WINDS WILL REACH THE COASTAL HILLS OF MARIN AND
   SONOMA COUNTY.

* WINDS...NORTH TO NORTHEAST WINDS 15 TO 25 MPH WITH FREQUENT
  GUSTS 35 TO 40 MPH. STRONGEST WINDS EXPECTED DURING THE PEAK
  HEATING HOURS OF TUESDAY AFTERNOON AND EVENING.

* RELATIVE HUMIDITY...BETWEEN 30-45 PERCENT EARLY TUESDAY MORNING
   LOWERING TO 15-20% TUESDAY AFTERNOON WITH LITTLE OR NO RELATIVE
  HUMIDITY RECOVERY THROUGH WEDNESDAY MORNING.

* IMPACTS...ANY FIRE STARTS DURING THE PERIOD OF STRONG WINDS
  AND LOW HUMIDITY WILL BE DIFFICULT TO SUPPRESS WITH RAPID
   RATES OF SPREAD. PRESCRIBED AND BACKYARD BURNERS SHOULD USE
  EXTREME CAUTION DURING THIS RED FLAG EVENT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
 ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

FOR MORE INFORMATION FROM NOAA/NATIONAL WEATHER SERVICE VISIT...
 HTTP://WEATHER.GOV/SANFRANCISCO (ALL LOWER CASE)

Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=mtr&wwa=red%20flag%20warning

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